Mechanic I- Environmental Services

City of O'Fallon • O’Fallon, MO

6d • Onsite

About The Position

The City of O'Fallon is seeking a dependable and skilled Mechanic I to join our Environmental Services Department. This position plays a vital role in maintaining the City's fleet-especially heavy‑duty refuse trucks-and ensuring safe, reliable operation of vehicles and equipment that support essential public services. The Mechanic I performs maintenance, diagnostics, and repairs on a wide variety of vehicles and equipment. This includes heavy‑duty trucks, hydraulic systems, electrical components, and specialized refuse equipment. The ideal candidate is mechanically inclined, safety‑focused, and comfortable working in a fast‑paced environment with diverse repair needs.

Requirements

• High school diploma or GED
• Ability to read, write, and perform basic math
• Possession of, or ability to obtain, a valid Missouri driver's license appropriate for assigned equipment
• CDL Class B with airbrakes (or ability to obtain within required timeframe)

Nice To Haves

• CDL Class B with airbrakes (required or ability to obtain. Paid training available)
• Previous refuse truck repair experience strongly preferred
• Hands‑on experience with: Welding
• Electrical troubleshooting
• Brake repair and replacement
• Hydraulic diagnostics and repair
• Preventative maintenance on heavy‑duty trucks
• Inventory and parts management
• Knowledge of City and departmental policies, including safety regulations
• Knowledge of vehicle and equipment maintenance procedures
• Knowledge of mechanical, HVAC, hydraulic, electrical, and brake systems
• Skill in diagnosing and repairing a wide range of vehicles and equipment
• Skill in using tools and equipment associated with vehicle repair
• Strong oral and written communication skills

Responsibilities

• Receive and assess vehicle and equipment complaints
• Diagnose mechanical issues and determine repair needs
• Repair and rebuild engines
• Perform welding and fabrication work
• Troubleshoot and repair electrical systems
• Repair hydraulic and air pressure systems
• Perform brake repairs and replacements
• Evaluate and replace alternators and starters
• Repair and replace tires
• Conduct oil and hydraulic oil changes
• Perform general preventative maintenance
• Maintain assigned tools and equipment
• Maintain a clean and safe work area
• Manage inventory and cost control for parts and supplies
• Complete purchase order requests
• Transport vehicles to contract repair providers
• Prepare required reports and maintain related records
• Operate a truck along an assigned route, as assigned
• Perform other related duties as needed

Benefits

• Medical, Dental, and Vision insurance
• Employer-paid Accident and Life Insurance
• Optional HSA with employer contributions
• Flexible Spending Accounts
• Optional Pet Insurance
• Wellness incentives
• Onsite workout facilities
• Discounted membership at Renaud Center
• Employee Assistance Program
• Identity-Theft Protection
• 3 weeks of vacation for new hires
• 11 holidays + 1 personal holiday
• Sick leave and extended illness leave
• Designated Zen and lactation rooms at select facilities
• Missouri LAGERS L-6 Pension Plan
• 457(b) Retirement Plans
• Tuition reimbursement for continued growth

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED